@article{articleeabbb2fa,
title   = {Discrete approximation to the global spectrum of the tangent operator for flow past a circular cylinder},
author = {Hernández López, José Ignacio and Saltara, Fábio and Meneghini, Julio Romano},
year = {2008},
doi = {10.1016/j.apnum.2007.05.001},
journal   = {Applied Numerical Mathematics}
}